Note 12 - Segment Information (Tables)

6 Months Ended

May 31, 2014

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Agricultural Products		Pressurized Vessels			Modular Buildings			Tools			Consolidated
Net Sales from external customers	$	7,562,000	$	475,000		$	537,000		$	895,000		$	9,469,000
Income (loss) from operations		600,000		(78,000	)		(114,000	)		36,000			444,000
Income (loss) before taxes		541,000		(85,000	)		(120,000	)		(2,000	)		334,000
Total Assets		26,147,000		2,715,000			2,708,000			3,438,000			35,008,000
Capital expenditures		162,000		16,000			0			1,000			179,000
Depreciation & Amortization		136,000		27,000			37,000			28,000			228,000

	Agricultural Products		Pressurized Vessels			Modular Buildings		Tools		Consolidated
Revenue from external customers	$	7,716,000	$	642,000		$	892,000	$	0	$	9,250,000
Income (loss) from operations		568,000		(12,000	)		243,000		0		799,000
Income (loss) before tax		517,000		(38,000	)		231,000		0		710,000
Total Assets		25,531,000		2,891,000			3,024,000		0		31,446,000
Capital expenditures		58,000		5,000			3,000		0		66,000
Depreciation & Amortization		96,000		26,000			49,000		0		171,000

	Agricultural Products		Pressurized Vessels			Modular Buildings			Tools		Consolidated
Revenue from external customers	$	12,004,000	$	898,000		$	998,000		$	1,806,000	$	15,706,000
Income (loss) from operations		396,000		(109,000	)		(240,000	)		102,000		149,000
Income (loss) before tax		301,000		(125,000	)		(249,000	)		64,000		(9,000	)
Total Assets		26,147,000		2,715,000			2,708,000			3,438,000		35,008,000
Capital expenditures		574,000		27,000			0			10,000		611,000
Depreciation & Amortization		256,000		54,000			74,000			57,000		441,000

	Agricultural Products		Pressurized Vessels			Modular Buildings		Tools		Consolidated
Revenue from external customers	$	14,720,000	$	1,036,000		$	1,909,000	$	0	$	17,665,000
Income (loss) from operations		1,129,000		(135,000	)		518,000		0		1,512,000
Income (loss) before tax		1,693,000		(214,000	)		492,000		0		1,971,000
Total Assets		25,531,000		2,891,000			3,024,000		0		31,446,000
Capital expenditures		197,000		9,000			4,000		0		210,000
Depreciation & Amortization		247,000		52,000			71,000		0		370,000